Provides highly visible customer support through the performance of on-site installation, as well as overseeing any necessary diagnoses, troubleshooting, service, and repair of complex equipment and systems. Checks out and approves operational quality of system equipment. Instructs customers in the operation and maintenance of the system. Serves as company liaison with customer on administrative and technical matters for assigned projects. Interprets customers’ needs and clarifies if the responsibility for problem resolution falls to sales personnel, customer support reps, or engineers. This job may include any aspect of field support, and is not limited to system hardware and software, PCs, and networking/wireless networking. This job provides customer support. If employee is primarily responsible for applications/systems engineering, match to the appropriate position in the engineering function. See also, Field Support - In-House Services / Repair focus if responsible for performing services and repairs od company's products without traveling to client sites.